/Engine/Source/Editor/UnrealEd/Public/Bookmarks/IBookmarkTypeTools.h
Upgrades all bookmarks, ensuring they are of appropriate class. Note, this is currently not used.
void UpgradeBookmarks ( class [FEditorViewportClient](API\Editor\UnrealEd\FEditorViewportClient) * InViewportClient, class [AWorldSettings](API\Runtime\Engine\GameFramework\AWorldSettings) * InWorldSettings ) const